Max von Pettenkofer, undated photo (Die Woche 3, no. 7 [1901], shelf... | Download Scientific Diagram
Max von Pettenkofer: Schon zu Cholera-Zeiten gab es einen Drosten und einen Streeck - WELT
Max Joseph von Pettenkofer - Wikipedia
Max von Pettenkofer, Bavarian hygienist (1818 - 1901). Litography Stock Photo - Alamy
Max von Pettenkofer - YouTube
Stockfoto Max von Pettenkofer (1818 1901) German chemis
Max Joseph von Pettenkofer, German Chemist and Hygienist Stock Photo - Alamy
How Max Joseph von Pettenkofer Changed the World of Hygiene - Gordian Knot
File:Max von Pettenkofer, by Franz von Lenbach.png - Wikimedia Commons
Max von Pettenkofer bse Stock Photo - Alamy
120 years after his death — Following in the footsteps of Max von Pettenkofer
Pettenkofer, Max von (1818 – 1901)
1968 GERMANY Chemist Hygienist Max Pettenkofer Genuine 5 Mark Coin i82184 | eBay
Max Joseph Pettenkofer, ennobled in 1883 as Max Joseph von Pettenkofer, 1818-1901, a Bavarian chemist and hygienist. He is known for his work in practical hygiene, as an apostle of good water,